Plantronics C220-M, C210-M Using Your Headset, Troubleshooting, Adjusting Volume, Muting a Call

Using Your Headset

Answering/Ending/Making Calls with Microsoft Office Communicator

To make a call, select a contact or dial the number via Microsoft Office Communicator.

To answer or end a call, simply press the call answer end button.

Adjusting Volume

To increase listening volume, press the volume up (+) button. To decrease listening volume, press the volume down (–) button.

To adjust the listen or speak volume of the Microsoft Office Communicator,

please refer to the softphone user documentation. It is recommended that the volume is adjusted on the inline control and not the Windows volume control.

To adjust the speak volume of the audio device on the computer, use the Sound and Audio Device section on the Control Panel.

Muting a Call

To mute the microphone during a call, briefly press the mute button. When muted, the Mute LED will be lit.

To unmute press the button again.

Troubleshooting

Problem

I cannot hear caller.

Callers cannot hear me.

Sound in headset is distorted. I can hear echo in headset.

The other headset I was using to listen to music does not work any more.

My headset stops responding to button presses.

Solution

•The USB headset is not set as the default audio device. To change audio setup, refer to the Microsoft Office Communicator user guide.

•Listening volume is too low. Press the volume up button on the headset.

•Headset is muted. Press the mute button on headset to unmute the microphone.

•Headset microphone boom aligned incorrectly. Align the headset boom with your mouth.

•The USB headset is not set as the default Voice device. Use the Voice settings in Windows under Sounds and Audio Devices to select “Blackwire C210-M/C220-M” as the voice device.

•Lower the listen volume on your softphone until the distortion disappears.

•Adjust volume on headset.

•The USB headset will set itself as the default audio device in Windows. Use the Audio settings in Windows under Sounds and Audio Devices to change the device used for audio.

•When a PC goes into standby or hibernation, the USB headset no longer is powered on. Be sure your PC is in an active state.

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